NB! It seems this console command is not compatible with CS2.
Command Profile

LISTIP

CS:GO

Use this command in your console to print a list of the IP addresses that are currently banned on the server you're on.

Syntax
listip

Description

Use this command in your console to print a list of the IP addresses that are currently banned on the server you're on.

How To Use listip

  1. Enable the developer console in Counter-Strike settings.
  2. Open the console with the tilde key (~).
  3. Enter listip, replacing bracketed arguments with the value you want, then press Enter.

This legacy command is not currently listed as compatible with Counter-Strike 2.

Syntax And Arguments

listip